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How to see if an object is an array without using reflection?
How can I see in Java if an Object is an array without using reflection?
And how can I iterate through all items without using reflection?
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What are the underlying data structures used for Redis?
I'm trying to answer two questions in a definitive list:
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remove all variables except functions
I have loaded in a R console different type of objects.
I can remove them all using
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How to get unique values in an array
How can I get a list of unique values in an array? Do I always have to use a second array or is there something similar to java's hashmap in JavaScript?
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How to get image height and width using java?
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Testing if object is of generic type in C#
I would like to perform a test if an object is of a generic type. I've tried the following without success:
5 Answers
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Execute a command line binary with Node.js
I am in the process of porting a CLI library from Ruby over to Node.js. In my code I execute several third party binaries when necessary. I am not sure how best to accomplish this in Node.
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Using lambda expressions for event handlers
I currently have a page which is declared as follows:
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Select multiple columns in data.table by their numeric indices
How can we select multiple columns using a vector of their numeric indices (position) in data.table ?
5 Answers
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